Letterkenny weather in June 2026

Expect daytime maximum temperatures of 61°F in Letterkenny, Ireland in June based on long-term weather averages. There are 5 hours of sunshine per day on average with 19 days with some rainfall and typically 3.1 inches of rainfall in the month.

  • 61°F maximum daytime temperature in June in Letterkenny61
    61°F max day temperature
  • 5 hours of sunshine per day
  • 19 days with some rainfall in June in Letterkenny19
    19 days with some rainfall
  • 46°F minimum night-time temperature in June in Letterkenny46
    46°F min night temperature
  • 17 hours of daylight per day in June in Letterkenny17
    17 hours of daylight per day
  • No heat & humidity in June in Letterkenny0
    No heat & humidity
  • 3.1 inches monthly rainfall in June in Letterkenny3.1
    3.1 inches of monthly rainfall
  • UV (maximum) index 6 (High) in June in Letterkenny6
    6 (High) UV index

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The June weather guide for Ireland (Letterkenny) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about Ireland

How hot is it in Letterkenny in June?

Daytime temperatures usually reach 64°F in Letterkenny in June, falling to 50°F at night.

How sunny is it in Letterkenny in June?

There are normally 6 hours of bright sunshine each day in Letterkenny in June - that's 35% of daylight hours.

How warm is the sea around Letterkenny in June?

The average sea temperature around Letterkenny in June is 54°F.

Does it rain in Letterkenny in June?

There are usually 15 days with some rain in Letterkenny in June and the average monthly rainfall is 2.2 inches.

Letterkenny June sunrise & sunset times

Browse the sunrise and sunset times for Letterkenny in June 2026. Select a month to view Letterkenny sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st June 2026 04:00 20:59
Monday, 15th June 2026 03:52 21:11
Tuesday, 30th June 2026 03:56 21:13

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